Members of AAdvantage can earn 250 AAdvantage miles for a minimum donation of $50 or 500 AAdvantage miles for a minimum donation of $100. The donation is for the American Red Cross Disaster Relief. The bonus can be earned only one time through June 30, 2013.
Here is the link to donate.
awesome! added this one to my post as well!
http://www.pointsandtravel.com/4-options-to-give-those-orphaned-miles-a-home-oklahoma-disaster-relief/